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Digital Electronics

Digital Electronics
When an input signal 1 is applied to a NOT gate, the output is ___________.

None of these
Either 0 & 1
1

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Digital Electronics
If two numbers in excess-3 code are added and the result is less than 9, then to get equivalent binary

 0011 is subtracted
 0110 is added
 0011 is added
 0110 is subtracted

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Digital Electronics
Latches are ________ circuits.

 level triggered
 count triggered
 edge triggered
 pulse triggered

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Digital Electronics
Which one of the following is 2’s complement of -68?

 00111100
 01111100
 10111100
 11000100

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Digital Electronics
Which of these circuits have higher gate complexity 1. Carry look ahead adder 2. Ripple carry adder

 both have same
 none
 1
 2

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Digital Electronics
The boolean algebra is mostly based on

 De Morgans theorem
 Boolean theorem
 Standard theorem
 De Morpans theorem

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